Re: gcc-2.8.0 miscompiles kernel (Was: gcc-2.8 out...)

Myrdraal (
Fri, 16 Jan 1998 10:32:21 -0500

On Fri, Jan 16, 1998 at 09:51:56AM -0500, Jesse Thilo wrote:
> > > Do we now have a fork of gcc (gcc 2.8 and egcs 1.01)? Or
> > > are these in fact one and the same?
> > They're not.
> > gcc 2.8 is aimed at being 100% reliable,
> For what it's worth, it doesn't seem to have quite reached that aim
> yet. When I compile kernel 2.0.33 with gcc, it works fine.
> When I compile the same kernel (same configuration, after executing
> "make mrproper") with gcc 2.8.0, my X servers and certain other
> programs dump core. I don't have detailed information yet, but it
> appears that the programs are dumping core in routines that perform
> I/O port access.
> Has anyone else experienced this? Should I try to gather more
> information on the problem?
Well, for what else it's worth, I've been compiling my kernels with
EGCS 971225 (2.91.03), -O12 and call the good stuff. No problems whatsoever.
However, I only use development kernels so I don't know about 2.0.33.